法兰 WN 20(B)-160 G=306.500-1/50 r-)fb=3J.0.5/6

WN20B-160G=306.500-1/50 r-)fb=3J.0.5/6

WN 50(B)-300 RF=32.5RF0RFS=10

47023m1900-1.6/130-0=32RF

pl20(b)-10 rf d=1

JSO 50×80(B)-16 RFRF6RN=371R= H=.16rf s

BL150-10T/ RF S

WN32-900Rf S=61-1070ny

WN40-25rf

a wn800-150 rf s=1650F S=32.5ch40F00/

A 3500caS